Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

Just eight intense minutes per session, twice a week, can dramatically improve your cardiovascular fitness and VO₂ max—if you ...

Chances are you’ve heard of HIIT workouts — but you may not know exactly what that means. And even if you do, maybe you’re looking for a fresh routine that you can sneak into your day. We’ve got you ...

READ MORE: Master body-weight movements: How to reboot your workout routine High-intensity workout formats Although some exercises, like sprinting or plyometrics (jump training), naturally lend ...

When a cardiologist trades his stethoscope for boxing gloves, it is time to pay attention to the prescription. Dr. Lance ...

Fitness experts explain if it is safe to workout every day, 4 signs to tell if you are working out too much, and tips for how ...

TOOLBOX: Interval Training is popular in cycling and many other sports. High-Intensity Interval Training (HIIT) involves short periods of hard efforts separated by low-intensity recoveries. Let’s dig ...

A single session of high-intensity exercise can disturb the body's main stress hormone, leading to less activity after the workout, a lower body temperature, and weight gain, a new study of mice finds ...

When country singer Russell Dickerson became a father in September, he vowed he wouldn’t succumb to dad bod. With less time for the gym, he embraced high-intensity workouts and found ways to include ...

MIAMI — After a few weeks of working out at CrossFit, Charles Banfield says his back hurt constantly and his joints felt terrible. The 47-year-old’s aches and pains were so bad, he initially blamed ...

Everything you need to know about high intensity interval training to help you hit the ground running in 2026 – including a ...

Now that we’re six weeks into our series, we’ve laid a solid foundation for a consistent workout program that includes mobility, strength and cardiovascular exercises. If you missed previous ...